Pro-Ject Tube Box SE II 3081110084 Leaflet

Pro-Ject Audio Systems is a registered trademark of Heinz Lichtenegger 

1050 Vienna · Margareten Road 98 · Tel. +43(0)15448580 · Fax. +43(0)15456697 

www.project-audio.com · © Heinz Lichtenegger · Revision 1

.6.10

 

 

 

Pro-Ject Tube Box SE II 

Tube MM/MC Phono Pre-amplifier 

Product information

 

Good sound from sound technology

 

Metal case shields the electronics from vibrational and electromagnetic interference 

 

Selectable impedance for MC cartridges 

 

Selectable load resistance for MM cartridges 

 

Dual-Mono circuitry utilising two double triodes for improved channel separation 

 

Subsonic filter selection switch located at the rear of the unit 

 

Gold plated RCA connection sockets 

 

Outboard power supply included 

Features 

 

Amplification and RIAA equalisation for MM and MC cartridges 

Technical specifications 

Tubes: 

2 x ECC83 (12AX 7A) 

Input impedances, MM: 

120, 220, 340 and 440pf/47kohm 

Input impedances, MC: 

17, 18, 20, 22, 69, 100 and 220ohms/120pF 

Output voltage: 

300mV/1kHz at 3mV (MM input) 

Gain, MM: 

40dB 

Output voltage: 

300mV/1kHz at 0,3mV (MC input) 

Gain, MC: 

60dB 

Noise floor, MM: 

95dB (100dB / A weighted) 

Noise floor, MC: 

75dB (80dB / A weighted) 

THD MM: 

0,03% 

THD MC: 

0,1% 

RIAA-equalisation curve accuracy: 

20Hz - 20kHz / max. 0,3dB 

Subsonic filter: 

at 18Hz with 24dB/octave 

Outboard power supply: 

16V/1.000mA AC, suitable for your country's mains supply 

Power consumption: 

16V/850mA AC 

Dimensions W x H x D (D with sockets):  103 x 72 x 144 (156)mm 
Weight: 

1.050g without power supply 

The manufacturer reserves the right to alter the technical specifications without notice.